Shafting part teaching model provided with sectioned parts

The utility model relates to a shafting part teaching model provided with sectioned parts, and belongs to a teaching model for Machinery Foundation and Mechanical Drawing. The shafting part teaching model aims to solve a problem that the shafting structure is hard to be mastered by beginners of the Machinery Foundation, help students to understand structural functions of an axle quickly, and instruct the students to carry out surveying and mapping on shafting part assembling drawings. The shafting part teaching model is composed of the axle and the sectioned parts on the axle. The shafting part teaching model is characterized in that parts assembled on the axle originally are divided into two halves from an axis, the two halves of each of the parts can be combined together along a section cutting plane to form an integral part with a joint, the section cutting plane is provided with two positioning pinholes in order to facilitate centering, and the two halves are positioned and centered through the two positi